Remove the line-comment template

Wasn’t used anywhere

Author: nb

code_comments/templates/js/line-comment.html

@@ -55,7 +55,7 @@ def get_navigation_items(self, req):
 class JSDataForRequests(CodeComments):
     implements(IRequestFilter)
 
-    js_templates = ['page-comments-block', 'comment', 'add-comment-dialog', 'line-comment', 'comments-for-a-line',]
+    js_templates = ['page-comments-block', 'comment', 'add-comment-dialog', 'comment', 'comments-for-a-line',]
 
     # IRequestFilter methods
     def pre_process_request(self, req, handler):